New compatible T-1640 Toner cartridge for Toshiba E-Studio 163 165 166 167 203 205 180g/pc - AliExpress
Original Samsung Toner MLT-D1082S Black for ML 1640 2240 Neutral Box | eBay
Amazon.com: Black Toner Refill Kit w/chip compatible with Samsung ML-1640 : Office Products
Amazon.com: TCT Premium Compatible Toner Cartridge Replacement for Samsung MLT-D108S Black Works with Samsung ML-1640 1641 2240 2241 Printers (1,500 Pages) - 2 Pack : Office Products
Amazon.com: Toner Cartridge MLT-D108S Works for Samsung ML-1640 ML2240 ML2241 ML1641 Series Monochrome Laser Printer, Yields Up to 2,000 Pages Office Products Black : Office Products
T-1640 T1640 Toner Chip for Toshiba e-Studio 163/165/166/167/203/205/206/237/207 | eBay